Mu makina odulira a CNC, nthawi ya zida imatanthauza nthawi yomwe nsonga ya chida imadula chidutswa cha ntchito panthawi yonse kuyambira pachiyambi cha makina mpaka kuchotsedwa kwa nsonga ya chida, kapena kutalika kwenikweni kwa pamwamba pa chidutswa cha ntchito panthawi yodulira.
1. Kodi moyo wa chida ungawongoleredwe?
Moyo wa chida ndi mphindi 15-20 zokha, kodi moyo wa chida ungawongoleredwenso? Mwachionekere, moyo wa chida ukhoza kuwongoleredwa mosavuta, koma pokhapokha ngati pali chifukwa chochepetsa liwiro la chingwe. Liwiro la chingwe likachepa, ndiye kuti moyo wa chida umakhala woonekera bwino (koma liwiro lochepa kwambiri la chingwe limayambitsa kugwedezeka panthawi yokonza, zomwe zimachepetsa moyo wa chida).
2. Kodi pali kufunika kulikonse kothandiza pakukonza moyo wa zida?
Mu mtengo wogwiritsira ntchito chida chogwirira ntchito, gawo la mtengo wa chida ndi laling'ono kwambiri. Liwiro la mzere limachepa, ngakhale moyo wa chida utawonjezeka, koma nthawi yogwiritsira ntchito chida chogwirira ntchito imawonjezekanso, chiwerengero cha zida zogwiritsidwa ntchito ndi chida sichidzawonjezeka kwenikweni, koma mtengo wogwiritsira ntchito chida chogwirira ntchito udzawonjezeka.
Chomwe chiyenera kumvedwa bwino ndichakuti n'koyenera kuwonjezera chiwerengero cha zida zogwirira ntchito momwe zingathere pamene tikuonetsetsa kuti zidazo zikugwira ntchito nthawi zonse.
3. Zinthu zomwe zimakhudza moyo wa chida
1. Liwiro la mzere
Liwiro la mzere limakhudza kwambiri moyo wa chida. Ngati liwiro la mzere lili pamwamba pa 20% ya liwiro la mzere lomwe latchulidwa mu chitsanzo, moyo wa chida udzachepetsedwa kufika pa 1/2 ya choyambirira; ngati chawonjezeka kufika pa 50%, moyo wa chida udzakhala 1/5 yokha ya choyambirira. Kuti muwonjezere moyo wa chida, ndikofunikira kudziwa zinthuzo, momwe ntchito iliyonse iyenera kugwiritsidwira ntchito, komanso liwiro la mzere la chida chosankhidwa. Zida zodulira za kampani iliyonse zili ndi liwiro losiyana. Mutha kufufuza koyambirira kuchokera ku zitsanzo zoyenera zomwe kampani yapereka, kenako kuzisintha malinga ndi momwe zinthu zilili panthawi yokonza kuti mupeze zotsatira zabwino. Deta ya liwiro la mzere panthawi yokonza ndi kumaliza siili yofanana. Kukonza makamaka kumayang'ana kuchotsa malire, ndipo liwiro la mzere liyenera kukhala lotsika; pomaliza, cholinga chachikulu ndikuwonetsetsa kuti kulondola kwa miyeso ndi kukhwima, ndipo liwiro la mzere liyenera kukhala lalikulu.
2. Kuzama kwa kudula
Mphamvu ya kuzama kwa kudula pa moyo wa chida si yayikulu ngati liwiro la mzere. Mtundu uliwonse wa groove uli ndi kuzama kwakukulu kwa kudula. Pakukonza molakwika, kuzama kwa kudula kuyenera kuwonjezeredwa momwe zingathere kuti zitsimikizire kuti pali kuchotsera kwakukulu kwa malire; pomaliza, kuzama kwa kudula kuyenera kukhala kochepa momwe zingathere kuti zitsimikizire kulondola kwa miyeso ndi mtundu wa pamwamba pa workpiece. Koma kuzama kwa kudula sikungapitirire kumtunda kwa kudula kwa geometry. Ngati kuzama kwa kudula kuli kwakukulu kwambiri, chidacho sichingathe kupirira mphamvu yodula, zomwe zimapangitsa kuti chida chigwedezeke; ngati kuzama kwa kudula kuli kochepa kwambiri, chidacho chimangokanda ndikufinya pamwamba pa workpiece, zomwe zimapangitsa kuti pamwamba pa sidewalk pawonongeke kwambiri, motero kuchepetsa moyo wa chida.
3. Dyetsani
Poyerekeza ndi liwiro la mzere ndi kuzama kwa kudula, chakudya sichimakhudza kwambiri moyo wa chida, koma chimakhudza kwambiri khalidwe la pamwamba pa chinthucho. Pakukonza mopanda dongosolo, kuwonjezera chakudya kumatha kuwonjezera kuchuluka kwa chochotsera; pakumaliza, kuchepetsa chakudya kumatha kuwonjezera kukhwima kwa pamwamba pa chinthucho. Ngati kukhwima kulola, chakudyacho chikhoza kuwonjezeka momwe zingathere kuti chiwongolere bwino ntchito yokonza.
4. Kugwedezeka
Kuwonjezera pa zinthu zitatu zazikulu zodulira, kugwedezeka ndi chinthu chomwe chimakhudza kwambiri moyo wa chida. Pali zifukwa zambiri zomwe zimapangitsa kuti chida chizigwedezeka, kuphatikizapo kulimba kwa chida cha makina, kulimba kwa zida, kulimba kwa ntchito, magawo odulira, geometry ya chida, radius ya arc ya nsonga ya chida, ngodya yochepetsera tsamba, kutalika kwa bar ya chida, ndi zina zotero, koma chifukwa chachikulu ndichakuti dongosololi silili lolimba mokwanira kuti ligonjetse. Mphamvu yodulira panthawi yokonza imapangitsa kuti chida chizigwedezeka nthawi zonse pamwamba pa chidacho panthawi yokonza. Kuti muchotse kapena kuchepetsa kugwedezeka kuyenera kuganiziridwa mokwanira. Kugwedezeka kwa chida pamwamba pa chidacho kungamveke ngati kugogoda kosalekeza pakati pa chidacho ndi chidacho, m'malo modula mwachizolowezi, zomwe zimayambitsa ming'alu yaying'ono ndi zipsera pa nsonga ya chidacho, ndipo ming'alu iyi ndi zipsera zidzapangitsa kuti mphamvu yodulira iwonjezereke. Pakulu, kugwedezeka kumawonjezeka kwambiri, motero, kuchuluka kwa ming'alu ndi zipsera kumawonjezeka kwambiri, ndipo moyo wa chidacho umachepa kwambiri.
5. Zida za tsamba
Pamene ntchito yogwirira ntchito ikukonzedwa, timaganizira kwambiri za zinthu zomwe zili mu ntchito yogwirira ntchitoyo, zofunikira pa kutentha, komanso ngati ntchitoyo yasokonekera. Mwachitsanzo, masamba ogwiritsira ntchito zitsulo ndi omwe amagwiritsidwa ntchito pokonza chitsulo chopangidwa ndi chitsulo, ndi masamba okhala ndi kuuma kwa HB215 ndi HRC62 si ofanana kwenikweni; masamba ogwiritsira ntchito nthawi ndi nthawi komanso osasinthasintha si ofanana. Masamba achitsulo amagwiritsidwa ntchito pokonza zigawo zachitsulo, masamba oponyera amagwiritsidwa ntchito pokonza zinthu zotayidwa, masamba a CBN amagwiritsidwa ntchito pokonza zitsulo zolimba, ndi zina zotero. Pazinthu zomwezo zogwirira ntchito, ngati ndi ntchito yopitilira, tsamba lolimba kwambiri liyenera kugwiritsidwa ntchito, lomwe lingapangitse kuti ntchitoyo ichepe msanga, kuchepetsa kuwonongeka kwa nsonga ya chida, ndikuchepetsa nthawi yogwirira ntchito; ngati ndi ntchito yosinthasintha, gwiritsani ntchito tsamba lolimba bwino. Lingachepetse kuwonongeka kosazolowereka monga kudula ndikuwonjezera moyo wa ntchito ya chida.
6. Kuchuluka kwa nthawi zomwe tsamba lagwiritsidwa ntchito
Kutentha kwakukulu kumapangidwa pogwiritsa ntchito chidachi, zomwe zimawonjezera kutentha kwa tsamba. Ngati silikukonzedwa kapena kuziziritsidwa ndi madzi ozizira, kutentha kwa tsamba kumachepa. Chifukwa chake, tsamba nthawi zonse limakhala pamlingo wokwera kutentha, kotero kuti Tsamba limakhala likukulirakulira ndikuchepa ndi kutentha, zomwe zimapangitsa ming'alu yaying'ono mu tsamba. Tsamba likakonzedwa ndi m'mphepete woyamba, moyo wa chidacho umakhala wabwinobwino; koma kugwiritsa ntchito tsambalo kukawonjezeka, mng'aluwo udzafalikira ku masamba ena, zomwe zimapangitsa kuti masamba ena asakhale ndi moyo.
Nthawi yotumizira: Marichi-10-2021
